MLB Population Averages (2020 - 2022)

Note Recategorizations:
“Sliders” includes Slurves and Sweepers
“Curveballs” includes Knuckle Curves
“Changeup” includes Splitters


Pitch Horizontal Vertical Pitch Proportion Spin Rate
4-Seamer 7.45 14.86 0.46 2285.29
Changeup 14.03 32.27 0.26 1754.87
Curveball 9.45 53.35 0.26 2572.18
Cutter 2.88 25.97 0.34 2380.57
Sinker 15.00 22.89 0.39 2127.16
Slider 6.42 36.28 0.34 2432.44
Splitter 11.71 33.09 0.28 1459.77

Pitch-by-Pitch Breakdowns:


Variable Importance Plots

Sinkers, Cutters, and Four-Seam Fastballs have been aggregated into a singular “Fastball” category.

wOBA

Fastballs

Sliders

Curveballs

Change-Ups

xwOBA

Fastballs

Sliders

Curveballs

Change-Ups

Run Value / 100

Fastballs

Sliders

Curveballs

Change-Ups

Decision Trees

wOBA

Four-Seam

Cutters

Sinkers

Sliders

Curveballs

Change-Ups

xwOBA

Four-Seam

Cutters

Sinkers

Sliders

Curveballs

Change-Ups

Run Value / 100

Four-Seam

Cutters

Sinkers

Sliders

Curveballs

Change-Ups

Pitch Characteristics

wOBA

Four-Seam

Cutters

Sinkers

Sliders

Curveballs

Change-Ups

xwOBA

Four-Seam

Cutters

Sinkers

Sliders

Curveballs

Change-Ups

Run Value / 100

Four-Seam

Cutters

Sinkers

Sliders

Curveballs

Change-Ups

Pitch Movement

wOBA

Four-Seam

Cutters

Sinkers

Sliders

Curveballs

Change-Ups

xwOBA

Four-Seam

Cutters

Sinkers

Sliders

Curveballs

Change-Ups

Run Value / 100

Four-Seam

Cutters

Sinkers

Sliders

Curveballs

Change-Ups